*,*::before,*::after {
 box-sizing:border-box;
}
html {
 font-family:sans-serif;
 line-height:1.15;
 -webkit-text-size-adjust:100%;
 -webkit-tap-highlight-color:rgba(0,0,0,0);
}
body {
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
 font-size:.88rem;
 font-weight:400;
 line-height:1.5;
 color:#495057;
 text-align:left;
 background-color:#fff;
}
hr {
 box-sizing:content-box;
 height:0;
 overflow:visible;
 margin-top:1rem;
 margin-bottom:1rem;
 border:0;
 border-top:1px solid rgba(0,0,0,0.1);
}
h1,h2,h3,h4,h5,h6 {
 margin-top:0;
 margin-bottom:.5rem;
}
p {
 margin-top:0;
 margin-bottom:1rem;
}
[tabindex="-1"]:focus {
    outline:0 !important;
}
ol,ul,dl {
 margin-top:0;
 margin-bottom:1rem;
}
ol ol,ul ul,ol ul,ul ol {
 margin-bottom:0;
}
dt {
 font-weight:700;
}
dd {
 margin-bottom:.5rem;
 margin-left:0;
}
blockquote {
 margin:0 0 1rem;
}
b,strong {
 font-weight:bolder;
}
small {
 font-size:80%;
}
sub,sup {
 position:relative;
 font-size:75%;
 line-height:0;
 vertical-align:baseline;
}
sub {
 bottom:-.25em;
}
sup {
 top:-.5em;
}
a {
 color:#3f6ad8;
 text-decoration:none;
 background-color:transparent;
}
a:hover {
 color:#0056b3;
 text-decoration:underline;
}
a:not([href]):not([tabindex]) {
 color:inherit;
 text-decoration:none;
}
a:not([href]):not([tabindex]):hover,
a:not([href]):not([tabindex]):focus {
 color:inherit;
 text-decoration:none;
}
a:not([href]):not([tabindex]):focus {
 outline:0;
}
img {
 vertical-align:middle;
 border-style:none;
}
svg {
 overflow:hidden;
 vertical-align:middle;
}
table {
 border-collapse:collapse;
}
th {
 text-align:inherit;
}
label {
 display:inline-block;
 margin-bottom:.5rem;
}
button {
 border-radius:0;
}
button:focus {
 outline:1px dotted;
 outline:5px auto -webkit-focus-ring-color;
}
input,button,select,textarea {
 margin:0;
 font-family:inherit;
 font-size:inherit;
 line-height:inherit;
}
button,input {
 overflow:visible;
}
button,select {
 text-transform:none;
}
button,[type="button"],[type="reset"],[type="submit"] {
 -webkit-appearance:button;
}
button::-moz-focus-inner,[type="button"]::-moz-focus-inner,[type="reset"]::-moz-focus-inner,[type="submit"]::-moz-focus-inner {
 padding:0;
 border-style:none;
}
input[type="radio"],
input[type="checkbox"] {
 box-sizing:border-box;
 padding:0;
}
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="month"] {
 -webkit-appearance:listbox;
}
textarea {
 overflow:auto;
 resize:vertical;
}
[type="search"] {
 outline-offset:-2px;
 -webkit-appearance:none;
}
[type="search"]::-webkit-search-decoration {
 -webkit-appearance:none;
}
::-webkit-file-upload-button {
 font:inherit;
 -webkit-appearance:button;
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
 margin-bottom:.5rem;
 font-family:inherit;
 font-weight:400;
 line-height:1.2;
 color:inherit;
}
h1,
.h1 {
 font-size:2.5rem;
}
h2,
.h2 {
 font-size:2rem;
}
h3,
.h3 {
 font-size:1.75rem;
}
h4,
.h4 {
 font-size:1.5rem;
}
h5,
.h5 {
 font-size:1.25rem;
}
h6,
.h6 {
 font-size:1rem;
}
small,
.small {
 font-size:80%;
 font-weight:400;
}
[class*=" whl-"],[class^="whl-"]{
    display: inline-block;
    speak: none;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.bg-primary{
    background-color: #3f6ad8 !important;
}
.bg-secondary{
    background-color: #6c757d !important;
}
.bg-success{
    background-color: #3ac47d !important;
}
.bg-info{
    background-color: #16aaff !important;
}
.bg-warning{
    background-color: #f7b924 !important;
}
.bg-danger{
    background-color: #d92550 !important;
}
.bg-focus{
    background-color: #444054 !important;
}
.bg-alternate{
    background-color: #794c8a !important;
}
.bg-light{
    background-color: #60d0e2 !important;
}
.bg-dark{
    background-color: #de6b48 !important;
}
.btn{
    display: inline-block;
    text-decoration: none;
    font-weight: 400;
    color:#fff;
    text-align: center;
    vertical-align: middle;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: .25rem;
    transition: color 0.15s,background-color 0.15s,border-color 0.15s,box-shadow 0.15s;
    &.btn-sm{
        padding: .25rem .5rem;
        font-size: .8rem;
        line-height: 1.5;
        border-radius: .2rem;
    }
    &:hover{
        text-decoration: none;
    }
    &.btn-primary:hover{
        color:#fff;
        background-color:#2955c8;
        border-color:#2651be
    }
    &.btn-secondary:hover {
        color:#fff;
        background-color:#5a6268;
        border-color:#545b62
    }
    &.btn-success:hover {
        color:#fff;
        background-color:#31a66a;
        border-color:#2e9d64
    }
    &.btn-info:hover {
        color:#fff;
        background-color:#0098ef;
        border-color:#0090e2
    }
    &.btn-focus:hover {
        color:#fff;
        background-color:#322f3e;
        border-color:#2d2a37
    }
    &.btn-alternate:hover {
        color:#fff;
        background-color:#633e71;
        border-color:#5c3a69
    }
    &.btn-dark:hover {
        color:#fff;
        background-color:#23272b;
        border-color:#1d2124
    }
    &.btn-light:hover {
        color:#212529;
        background-color:#dbdbdb;
        border-color:#d5d5d5
    }
    &.btn-danger:hover {
        color:#fff;
        background-color:#b81f44;
        border-color:#ad1e40
    }
    &.btn-warning:hover {
        color:#212529;
        background-color:#eca909;
        border-color:#e0a008
    }
}

//表单的通用的部分
.form-control{
    display: block;
    width: 100%;
    height: calc(1.5rem + 2px);
    padding: .3rem .3rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: .25rem;
    transition: all .2s;
    &:focus{
        color:#495057;
        background-color:#fff;
        border-color:#a9bcee;
        outline:0;
        box-shadow:0 0 0 .2rem rgba(0,123,255,0.25);
    }
    &::placeholder {
        color:#6c757d;
        opacity:1
       }
}
